The table shows how effective different methods of contraception are with typical use. Table
| Method of contraception | Number of women out of 100 who become pregnant in one year |
|---|---|
| contraceptive implant | 0.05 |
| combined pill | 9 |
| male condom | 18 |
| no contraception | 85 |
| Which conclusion is supported by the data? |
The male condom is twice as effective as the combined pill.
The implant is the most effective method shown in the table.
The combined pill prevents pregnancy in 9%9\%9% of the women using it.
With no contraception, 15 out of 100 women become pregnant.
84 exam-style questions on OCR GCSE Biology 3.2 Coordination and control – the endocrine system, covering 3.2.1 Principles of hormonal coordination and control, 3.2.2 Roles of thyroxine and adrenaline, 3.2.3 Hormones in human reproduction, 3.2.4 Interactions of reproductive hormones, 3.2.5 Hormones in contraception, 3.2.6 Hormones in reproductive technologies, 3.2.7 Plant hormones in growth and coordination, 3.2.8 Effects of plant hormones, and 3.2.9 Uses of plant hormones. Each one has a worked solution and a mark scheme showing where the marks go.